Refrigerator



FIG. 1 is a front perspective view of a refrigerator showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The broken lines immediately adjacent to the shaded area in the upper corners of the refrigerator represent unclaimed boundaries of the design. The broken line showing of the remainder of the refrigerator is for environmental purposes only and forms no part of the claimed design. 

CLAIM The ornamental design for a refrigerator, as shown and described. 